# 课外提升——实现火山图案

import turtle

# turtle.ht()
turtle.pensize(2)

# 画外侧的线
turtle.penup()
turtle.goto(-100, 0)
turtle.pendown()
turtle.circle(100, 90)
turtle.circle(-10, 180)
turtle.circle(10, -180)
turtle.circle(-10, 180)
turtle.circle(10, -180)
turtle.right(180)
turtle.circle(100, 90)
# 画内测的线
turtle.penup()
turtle.goto(-100, -5)
turtle.pendown()
turtle.circle(105, 85)
turtle.circle(-12, -185)
turtle.circle(12, 180)
turtle.circle(-12, -180)
turtle.circle(95, 100)

turtle.done()